CN106969927B - Jack dynamic test system - Google Patents
Jack dynamic test system Download PDFInfo
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- CN106969927B CN106969927B CN201710142815.7A CN201710142815A CN106969927B CN 106969927 B CN106969927 B CN 106969927B CN 201710142815 A CN201710142815 A CN 201710142815A CN 106969927 B CN106969927 B CN 106969927B
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
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- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/007—Subject matter not provided for in other groups of this subclass by applying a load, e.g. for resistance or wear testing
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Abstract
The invention relates to a jack dynamic test system, which comprises a hydraulic constant pressure system and a test bench, wherein the hydraulic constant pressure system is arranged above the test bench, a pressure sensor and a displacement sensor are arranged on the hydraulic constant pressure system, the jack dynamic test system also comprises a connecting bracket and an operating arm for automatically applying an operating force to a jack, the connecting bracket is arranged on the hydraulic constant pressure system, an adjusting device for adjusting the applying angle of the operating arm is arranged on the connecting bracket, and a self-locking device for locking the adjusting device is arranged on the adjusting device; the invention has the advantages that: the lifting jack is controlled to be ejected by automatically applying an operating force to the lifting jack handle through the operating arm, so that the ejection efficiency of the lifting jack is improved, the working strength of the lifting jack ejected by the manual hand-operated handle is reduced, the safety performance of the lifting jack when being ejected under a constant load pressure is improved, the angle of the operating arm applied to the lifting jack handle is adjusted through the adjusting device, the pressure born by the lifting jack handle is effectively adjusted, and the lifting jack is suitable for lifting jack tests of different models.
Description
Technical Field
The invention relates to a jack dynamic test system.
Background
The jack is mainly used for lifting, supporting heavy objects and other works, the structure of the jack is light, firm, flexible and reliable, one person can carry and operate, the jack is practical and rigid, the jack is used as a work duty, the jack is lifted in a small stroke through a top bracket or a bottom supporting claw, the jack is widely applied to construction, production and overhaul of cable engineering, especially in equipment installation, lifting, disassembly, debugging and other works, the jack is a powerful arm of an operator, the bearing stability and reliability of the jack are directly related to safety hazard of the operator and the equipment, the application number is 200920113597.5, the Chinese patent with the application date of 2009.2.9 discloses a jack load dynamic pre-test system, in the test process, the jack is required to be manually lifted through a handle of the operator, the jack is lifted out due to the fact that the top end of the jack receives the pressure of a hydraulic system, the jack is lifted under the load state, the operator is easy to be accidentally injured when the pressure of the hydraulic system is too high, and the safety performance is low.
Disclosure of Invention
The invention aims to solve the technical problem of providing a jack dynamic test system and solving the problem of low safety performance in the existing jack test process.
In order to solve the technical problems, the invention is realized by the following technical scheme: the jack dynamic test system comprises a hydraulic constant pressure system and a test bench for placing a jack to be tested, wherein the hydraulic constant pressure system is arranged above the test bench, a pressure sensor and a displacement sensor are arranged on the hydraulic constant pressure system, the pressure sensor is opposite to the test bench, the jack dynamic test system further comprises a connecting support and an operating arm for automatically applying operating force to the jack, the operating arm is detachably connected with a jack handle, the connecting support is arranged on the hydraulic constant pressure system, an adjusting device for adjusting the applying angle of the operating arm is arranged on the connecting support, and a self-locking device for locking the adjusting device is arranged on the adjusting device.
Preferably, the adjusting device comprises a horizontal transverse plate sliding up and down on the connecting bracket, a sliding bar sliding horizontally on the horizontal transverse plate, and a sliding block sliding back and forth on the sliding bar, the operation arm is obliquely arranged on the sliding block, the self-locking device comprises a first self-locking component used for locking the horizontal transverse plate on the connecting bracket, a second self-locking component used for locking the sliding bar on the horizontal transverse plate, and a third self-locking component used for locking the sliding block on the sliding bar, the operation arm is obliquely arranged on the sliding block, the angle of the operation arm and the action stroke of the operation arm on the handle can be adjusted by adjusting the positions of the horizontal transverse plate, the sliding bar and the sliding block respectively, the horizontal transverse plate is locked on the connecting bracket through the first self-locking component, the second self-locking component locks the sliding bar on the horizontal transverse plate, the third self-locking component locks the sliding block on the sliding bar, the stable angle and the stroke of the operation arm during operation can be ensured, and the safety performance is improved.
Preferably, the operating arm includes mounting panel, push rod servo motor and controller, the mounting panel slope sets up on the sliding block, push rod servo motor and controller all set up on the mounting panel, the controller links to each other with push rod servo motor, push rod servo motor's bottom is equipped with the connecting piece of connecting jack handle, can set up the inclination of mounting panel according to the jack of different models, the practicality is good, realize the repeated work of handle through the extension and the shrink of controller control push rod servo motor, the control sensitivity is good, the security performance is good, the setting of connecting piece can guarantee the reliability of jack handle connection, prevent the drop of operating arm during operation jack handle.
Preferably, the connecting piece includes connecting rod, the briquetting, first tight piece and the tight piece of second clamp, the one end and the push rod servo motor of connecting rod link to each other, the other end and the briquetting of connecting rod link to each other, be equipped with the connecting axle of fixed first tight piece of clamp on the briquetting, be equipped with the force transducer of test jack handle pressure on the connecting axle, force transducer sets up between briquetting and first tight piece of clamp, all be equipped with the V-arrangement groove on first tight piece of clamp and the second tight piece of clamp, the one end of the tight piece of second clamp is rotated and is connected the one end at first tight piece of clamp, the other end of the tight piece of second passes through the pressure that the effectual test jack handle of force transducer receives at first tight piece of clamp, and set up force transducer between briquetting and first tight piece of clamp, can reduce force transducer's damage, improve force transducer's life, all be equipped with the V-arrangement groove on tight jack handle of clamp through first tight piece of clamp and the second tight piece of clamp, can adapt to the jack handle of different models, it is effectual to clamp.
Preferably, the mounting panel includes first connecting plate, riser and second connecting plate, and the top of riser links to each other with first connecting plate, and the bottom of riser links to each other with the second connecting plate, and controller fixed connection is on the second connecting plate, and push rod servo motor sets up on first connecting plate, is equipped with fastening bolt on the riser, and fastening bolt's screw rod end sets up on push rod servo motor, can improve push rod servo motor's fixed reliability, and the security performance is high.
Preferably, a first screw rod is arranged on the connecting support, a first bearing is arranged on the horizontal transverse plate, the first bearing is arranged on the first screw rod, a driving assembly is connected to the first screw rod, a vertical linear guide rail is arranged on the connecting support, a first sliding block is arranged on the horizontal transverse plate, the first sliding block is arranged on the vertical linear guide rail, the first self-locking assembly is arranged on the first sliding block, the first bearing is driven to slide on the first screw rod through rotation of the first screw rod, the rotation direction of the first screw rod is controlled through the rotation direction of the driving assembly, the first bearing is controlled to ascend and descend on the first screw rod, straightness is guaranteed when the horizontal transverse plate ascends and descends through the sliding of the first sliding block on the vertical linear guide rail, and the first self-locking assembly is arranged on the first sliding block and can lock the first sliding block on the vertical linear guide rail.
Preferably, the drive assembly includes worm gear reducer, shaft coupling and first handle, and worm gear reducer includes input and output, and first handle sets up on the input, and the output passes through the shaft coupling and links to each other with first lead screw, can effectually reduce the gliding speed from top to bottom of horizontal diaphragm, the security when guaranteeing to slide from top to bottom.
Preferably, the first self-locking assembly comprises a shaft sleeve and a rotating shaft rotationally connected to the shaft sleeve, the shaft sleeve is arranged on the first sliding block, one end of the rotating shaft is provided with a first magnet which is attracted to the vertical linear guide rail, the other end of the rotating shaft is provided with an operating rod which is fixed by a screw, the rotating shaft is driven to rotate in the shaft sleeve by the operating rod, the first magnet is attracted to the vertical linear guide rail to lock the first sliding, the first sliding can be locked fast, the locking effect is good, and the locking device is safe and reliable.
Preferably, the horizontal cross plate is provided with a second screw rod, the slide bar is provided with a second bearing, the second bearing is arranged on the second screw rod, the second screw rod is provided with a second handle, the horizontal cross plate is provided with a horizontal linear guide rail, the slide bar is provided with a second sliding block, the second sliding block is arranged on the horizontal linear guide rail, the second self-locking assembly comprises an electromagnet and a power supply, the electromagnet is arranged on the horizontal linear guide rail, the power supply is connected with the electromagnet, a control button for controlling the power supply to be conducted and disconnected is connected with the power supply, the second screw rod is controlled by the second handle to drive the second bearing to horizontally slide back and forth on the second screw rod, the second sliding block slides on the horizontal linear guide rail to ensure the straightness of the horizontal sliding of the slide bar, the second self-locking assembly is arranged into an electromagnet structure, the horizontal linear guide rail is attracted by the magnetic force generated by the conducting control electromagnet of the power supply, the magnetic force of the disconnecting control electromagnet of the power supply is disappeared to enable the horizontal linear guide rail to be separated from the second sliding block, and the control button can realize quick locking, and the control button is convenient for operators to work.
Preferably, a third screw rod is arranged on the sliding bar, a third bearing is arranged on the sliding block, a third bearing is arranged on the third screw rod, a third handle is arranged on the third screw rod, a linear guide rail is arranged on the sliding bar, a third sliding block is arranged on the sliding block, the third sliding block is arranged on the linear guide rail, the third self-locking assembly comprises a screw cap and a screw rod, the screw cap is arranged on the third sliding block, the screw rod is arranged in the screw cap, the third bearing is driven to horizontally slide left and right on the third screw rod by controlling the rotation direction of the third screw rod through the third handle, the sliding of the third sliding block on the linear guide rail is ensured to horizontally slide left and right, the third self-locking assembly is arranged into a structure of the screw rod and the screw cap, the locking and the releasing of the third sliding block are controlled by adjusting the position of the screw rod in the screw cap, and the locking is convenient and reliable.
In summary, the invention has the advantages that: 1. the operating arm automatically applies an operating force to the jack handle to control the jack to eject, so that the jack ejection efficiency is improved, the working strength of the manual hand-operated handle ejection jack is reduced, and the safety performance of the jack in ejection under a constant load pressure is improved;
2. the application angle of the operating arm to the jack handle is regulated through the regulating device, so that the pressure born by the jack handle is effectively regulated, the device can adapt to jack tests of different models, and the practicability is good;
3. the self-locking device is arranged, so that the adjusting device is prevented from moving during the test, the reliability of the test is ensured, and the safety performance of the test is improved;
4. the operating arm is detachably connected with the jack handle, so that the jack handle and the operating arm can be rapidly assembled and disassembled;
5. the hydraulic constant pressure system can always provide a constant pressure to act on the jack, no matter where the stroke of the jack is, the hydraulic constant pressure system can always ensure that the pressure on the jack is constant, the actual pressure born by the jack is tested through the pressure sensor, the displacement sensor measures the stroke position of the jack, on one hand, the relation between the pressure condition and the stroke position of the jack can be accurately tested, on the other hand, the pre-test speed is nearly increased, the labor intensity is reduced, and the preventive test level of the jack is improved.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a jack dynamic test system of the present invention;
FIG. 2 is a schematic diagram of the structure of the adjusting device of the present invention;
FIG. 3 is a schematic view of the structure of the operating arm of the present invention;
FIG. 4 is a schematic view of a connector according to the present invention;
FIG. 5 is a schematic view of the structure of the horizontal cross plate and the connecting bracket of the present invention;
FIG. 6 is a schematic diagram of a driving assembly according to the present invention;
FIG. 7 is a schematic view of a first self-locking assembly according to the present invention;
FIG. 8 is a schematic view of the structure of the slide bar and horizontal cross plate of the present invention;
FIG. 9 is a schematic diagram of a slider and a slider according to the present invention;
FIG. 10 is a schematic diagram of the hydraulic constant pressure system of the present invention;
FIG. 11 is a schematic diagram of a test stand according to the present invention.
Detailed Description
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, the jack dynamic test system comprises a hydraulic constant pressure system 1 and a test bench 2 for placing a jack to be tested, wherein the hydraulic constant pressure system 1 is arranged above the test bench 2, a pressure sensor 11 and a displacement sensor 12 are arranged on the hydraulic constant pressure system 1, the pressure sensor 11 is opposite to the test bench 2, the jack dynamic test system further comprises a connecting bracket 3 and an operating arm 4 for automatically applying an operating force to the jack, the operating arm 4 is detachably connected with a jack handle, the connecting bracket 3 is arranged on the hydraulic constant pressure system 1, an adjusting device 5 for adjusting the application angle of the operating arm 4 is arranged on the connecting bracket 3, and a self-locking device 6 for locking the adjusting device 5 is arranged on the adjusting device 5.
The adjusting device 5 comprises a horizontal transverse plate 51 sliding up and down on the connecting support 3, a sliding bar 52 sliding horizontally on the horizontal transverse plate 51, a sliding block 53 sliding back and forth on the sliding bar 52, the operating arm 4 is obliquely arranged on the sliding block 53, the self-locking device 6 comprises a first self-locking component 7 used for locking the horizontal transverse plate 51 on the connecting support 3, a second self-locking component 8 used for locking the sliding bar 52 on the horizontal transverse plate 51 and a third self-locking component 9 used for locking the sliding block 53 on the sliding bar 52, the operating arm is obliquely arranged on the sliding block, the angle of the operating arm and the acting stroke of the operating arm on the handle can be adjusted by adjusting the positions of the horizontal transverse plate, the sliding bar and the sliding block respectively, the horizontal transverse plate is locked on the connecting support through the first self-locking component, the second self-locking component locks the sliding bar on the horizontal transverse plate, the third self-locking component locks the sliding block on the sliding bar, the operating arm angle and the stroke of the operating arm can be ensured to be stable during operation, and the safety performance is improved.
The horizontal transverse plate 51 is provided with a first bearing 511, the first bearing 511 is provided with a first screw rod 512, the first screw rod 512 is connected with a driving component 513, the connecting bracket 3 is provided with a vertical linear guide rail 31, the horizontal transverse plate 51 is provided with a first sliding block 510, the first sliding block 510 is arranged on the vertical linear guide rail 31, the first self-locking component 7 is arranged on the first sliding block 510, the first bearing is driven to slide on the first screw rod through the rotation of the first screw rod, the rotation direction of the first screw rod is controlled through the rotation direction of the driving component, the first bearing is controlled to rise and fall on the first screw rod, the straightness of the horizontal transverse plate when the horizontal transverse plate rises and falls is ensured through the sliding of the first sliding block on the vertical linear guide rail, the first self-locking component is arranged on the first sliding block, the first sliding block can be locked on the vertical linear guide rail, the stability of the horizontal transverse plate can be ensured during locking, the first bearings are arranged in the middle of the horizontal transverse plates, the first sliding blocks are arranged on the horizontal transverse plates on two sides of the first bearings, the driving assembly 513 comprises a worm gear reducer 514, a coupler 515 and a first handle 516, the worm gear reducer 514 comprises an input end and an output end, the first handle 516 is arranged on the input end, the output end is connected with a first screw rod 512 through the coupler 515, the up-and-down sliding speed of the horizontal transverse plates can be effectively reduced, the up-and-down sliding safety is ensured, the first self-locking assembly 7 comprises a shaft sleeve 71 and a rotating shaft 72 rotationally connected to the shaft sleeve 71, the shaft sleeve 71 is arranged on the first sliding block 510, one end of the rotating shaft 72 is provided with a first magnet 73 which is attracted to the vertical linear guide rail 31, the other end of the rotating shaft 72 is provided with an operating rod 74 which is fixed through a screw, the rotating shaft is driven to rotate in the shaft sleeve through the operating rod, so that the first magnet attracts the vertical linear guide rail to lock the first sliding, the first slip of locking that can be quick, and locking effect is good, safe and reliable.
The horizontal transverse plate 51 is provided with a second screw rod 522, the sliding bar 52 is provided with a second bearing 521, the second bearing 521 is arranged on the second screw rod 522, the second screw rod 522 is provided with a second handle 523, the horizontal transverse plate 51 is provided with a horizontal linear guide 517, the sliding bar 52 is provided with a second sliding block 520, the second sliding block 520 is arranged on the horizontal linear guide 517, the second self-locking assembly 8 comprises an electromagnet 81 and a power supply 82, the electromagnet 81 is arranged on the horizontal linear guide 517, the power supply 82 is connected with the electromagnet 81, the power supply 82 is connected with a control button 83 for controlling the on and off of the power supply 82, the second screw rod is driven to horizontally slide back and forth on the second screw rod by controlling the rotation direction of the second handle, the straightness of the sliding bar horizontally back and forth is ensured by sliding the second sliding block on the horizontal linear guide, the second self-locking assembly is arranged into an electromagnet structure, the horizontal linear guide is attracted with the second sliding block by the magnetic force generated by the on-control electromagnet of the power supply, the magnetic force of the power supply is lost by the off control electromagnet of the power supply, the horizontal linear guide is separated from the second sliding block by the horizontal linear guide, and the operator can conveniently work by controlling the button.
The third screw rod 532 is arranged on the sliding bar, the third bearing 531 is arranged on the sliding block 53, the third bearing 531 is arranged on the third screw rod 532, the third handle 533 is arranged on the third screw rod 532, the linear guide rail 524 is arranged on the sliding bar 52, the third sliding block 530 is arranged on the sliding block 53, the third sliding block 530 is arranged on the linear guide rail 524, the third self-locking assembly 9 comprises a screw cap 91 and a screw 92, the screw cap 91 is arranged on the third sliding block 530, the screw 92 is arranged in the screw cap 91, the third bearing is driven to horizontally slide left and right on the third screw rod by controlling the rotation direction of the third screw rod through the third handle, the straightness of horizontal sliding left and right of the sliding bar is ensured by sliding the third sliding block on the linear guide rail, the third self-locking assembly is arranged into a structure of the screw rod and the screw cap, the locking and the releasing of the third sliding block are controlled by adjusting the position of the screw rod in the screw cap, the adjustment is convenient, and the locking is reliable.
The operating arm 4 includes mounting panel 41, push rod servo motor 42 and controller 43, the mounting panel 41 slope sets up on slider 53, push rod servo motor 42 and controller 43 all set up on mounting panel 41, controller 43 links to each other with push rod servo motor 42, the bottom of push rod servo motor 42 is equipped with the connecting piece 48 of connecting jack handle, can set up the inclination of mounting panel according to the jack of different models, the mounting panel passes through the hang plate with the slider and can dismantle the connection, the practicality is good, realize the repeated work of handle through the extension and the shrink of controller control push rod servo motor, the control sensitivity, the security performance is good, the setting of connecting piece can guarantee the reliability of jack handle connection, prevent the drop of jack handle when operating arm work, mounting panel 41 includes first connecting plate 44, riser 45 and second connecting plate 46, the top of riser 45 links to each other with first connecting plate 44, the bottom of riser 45 links to each other with second connecting plate 46, controller 43 fixed connection is on second connecting plate 46, push rod servo motor 42 sets up on first connecting plate 44, be equipped with fastening bolt 47 on riser 45, the motor end setting up on the screw rod servo motor of fastening bolt 47 can improve the reliability of push rod servo motor 42, the security performance is high.
Looking at fig. 7 again, the connecting piece 48 includes connecting rod 481, briquetting 482, first clamp block 483 and second clamp block 484, the one end of connecting rod 481 links to each other with push rod servo motor 42 through the screw thread, the other end of connecting rod 481 links to each other with briquetting 482, be equipped with the connecting axle 485 of fixed first clamp block 483 on the briquetting 482, be equipped with the force transducer 486 of test jack handle pressure on the connecting axle 485, force transducer 486 sets up between briquetting 482 and first clamp block 483, all be equipped with V-arrangement groove 487 on first clamp block 483 and the second clamp block 484, the one end of second clamp block 484 rotates and connects the one end at first clamp block 483, the other end of second clamp block 484 passes through the other end of bolt assembly fixed connection at first clamp block 483, the effectual test jack handle pressure of force transducer, and set up force transducer between briquetting and first clamp block, can reduce force transducer's damage, improve force transducer's life, all be equipped with V-arrangement groove jack handle on through first clamp block and the second clamp block, can adapt to the jack handles of different models, clamp motor, it is good with the connecting rod through the realization of connecting rod that the high-grade jack handle is good, the realization is reliable, the connecting rod of installing the connecting rod of the jack is difficult to install the high-grade.
Finally, see fig. 10 and 11, be equipped with weight piece 13 on the hydraulic constant voltage system 1, the bottom of weight piece 13 is equipped with the weight 14 of detachable connection, be equipped with guide post 15 on the hydraulic constant voltage system 1, the bottom of guide post 15 sets up on testboard 2, be equipped with guide bar 16 on the weight piece 13, be equipped with on the guide bar 16 with guide post 15 matched with guide piece 17, stability when hydraulic constant voltage system pushes down, and adjust the weight that the jack bore through the weight of weight 14, practicality is good, and be equipped with the recess 20 of fixed jack on testboard 2, can realize the location fixed of different model jacks, test system still includes the computer data processing system that is used for receiving displacement sensor and pressure sensor data, can handle the data that displacement sensor and pressure sensor gathered, and draw the chart, generate the database and realize data remote access.
During the test, firstly, the jack to be tested is placed in the groove 20 of the test bench 2, then the connecting piece 48 on the operating arm 4 is connected with the jack handle, then the required test pressure is set on the computer, the hydraulic constant pressure system 1 is started, the hydraulic constant pressure system 1 automatically moves the pressure sensor 11 to the top end of the jack, then the pressure is applied to the required value, then the controller 43 controls the push rod servo motor 42 to work, the push rod servo motor 42 stretches and contracts to drive the jack handle to work so as to drive the jack to eject, under different strokes, the hydraulic constant pressure system 1 can automatically keep constant pressure, the computer can know the change of the pressure and the stroke of the jack in the whole lifting process, and according to the jacks of different models, the angle and the stroke on the jack handle under the action of the operating arm 4 are adjusted through the position of the adjusting device 5 on the connecting bracket 3.
In addition to the above preferred embodiments, the present invention has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention, which is defined in the appended claims.
Claims (9)
1. The utility model provides a jack dynamic test system, includes hydraulic pressure constant voltage system (1) and is used for placing testboard (2) of being surveyed the jack, and hydraulic pressure constant voltage system (1) set up in the top of testboard (2), is equipped with pressure sensor (11) and displacement sensor (12) on hydraulic pressure constant voltage system (1), and pressure sensor (11) are just right testboard (2), its characterized in that: the hydraulic constant pressure system is characterized by further comprising a connecting bracket (3) and an operating arm (4) for automatically applying an operating force to the jack, wherein the operating arm (4) is detachably connected with a jack handle, the connecting bracket (3) is arranged on the hydraulic constant pressure system (1), an adjusting device (5) for adjusting the application angle of the operating arm (4) is arranged on the connecting bracket (3), and a self-locking device (6) for locking the adjusting device (5) is arranged on the adjusting device (5);
the adjusting device (5) comprises a horizontal transverse plate (51) which slides up and down on the connecting support (3), a sliding bar (52) which slides horizontally on the horizontal transverse plate (51), a sliding block (53) which slides back and forth on the sliding bar (52), an operating arm (4) which is obliquely arranged on the sliding block (53), and the self-locking device (6) comprises a first self-locking component (7) which is used for locking the horizontal transverse plate (51) on the connecting support (3), a second self-locking component (8) which is used for locking the sliding bar (52) on the horizontal transverse plate (51) and a third self-locking component (9) which is used for locking the sliding block (53) on the sliding bar (52).
2. A jack dynamic test system according to claim 1, wherein: the operation arm (4) comprises a mounting plate (41), a push rod servo motor (42) and a controller (43), wherein the mounting plate (41) is obliquely arranged on a sliding block (53), the push rod servo motor (42) and the controller (43) are both arranged on the mounting plate (41), the controller (43) is connected with the push rod servo motor (42), and a connecting piece (48) connected with a jack handle is arranged at the bottom end of the push rod servo motor (42).
3. A jack dynamic test system according to claim 2, wherein: connecting piece (48) are including connecting rod (481), briquetting (482), first clamp piece (483) and second clamp piece (484), the one end of connecting rod (481) links to each other with push rod servo motor (42), the other end of connecting rod (481) links to each other with briquetting (482), be equipped with connecting axle (485) of fixed first clamp piece (483) on briquetting (482), be equipped with on connecting axle (485) and test jack handle pressure's force transducer (486), force transducer (486) set up between briquetting (482) and first clamp piece (483), all be equipped with V-arrangement groove (487) on first clamp piece (483) and second clamp piece (484), the one end rotation connection of second clamp piece (484) is in the one end of first clamp piece (483), the other end of second clamp piece (484) is through the other end of bolt assembly fixed connection at first clamp piece (483).
4. A jack dynamic test system according to claim 2, wherein: the mounting plate (41) comprises a first connecting plate (44), a vertical plate (45) and a second connecting plate (46), the top end of the vertical plate (45) is connected with the first connecting plate (44), the bottom end of the vertical plate (45) is connected with the second connecting plate (46), the controller (43) is fixedly connected to the second connecting plate (46), the push rod servo motor (42) is arranged on the first connecting plate (44), the vertical plate (45) is provided with a fastening bolt (47), and the screw rod end of the fastening bolt (47) is arranged on the push rod servo motor (42).
5. A jack dynamic test system according to claim 1, wherein: be equipped with first lead screw (512) on linking bridge (3), be equipped with first bearing (511) on horizontal diaphragm (51), first bearing (511) set up at first lead screw (512), be connected with drive assembly (513) on first lead screw (512), and be equipped with vertical linear guide (31) on linking bridge (3), be equipped with first slider (510) on horizontal diaphragm (51), first slider (510) set up on vertical linear guide (31), first auto-lock subassembly (7) set up on first slider (510).
6. The jack dynamic test system of claim 5, wherein: the driving assembly (513) comprises a worm gear reducer (514), a coupler (515) and a first handle (516), the worm gear reducer (514) comprises an input end and an output end, the first handle (516) is arranged on the input end, and the output end is connected with the first screw rod (512) through the coupler (515).
7. The jack dynamic test system of claim 5, wherein: the first self-locking assembly (7) comprises a shaft sleeve (71) and a rotating shaft (72) rotatably connected to the shaft sleeve (71), the shaft sleeve (71) is arranged on a first sliding block (510), one end of the rotating shaft (72) is provided with a first magnet (73) which is attracted to the vertical linear guide rail (31), and the other end of the rotating shaft (72) is provided with an operating rod (74) which is fixed through a screw.
8. A jack dynamic test system according to claim 1, wherein: be equipped with second lead screw (522) on horizontal diaphragm (51), be equipped with second bearing (521) on slider (52), second bearing (521) set up on second lead screw (522), be equipped with second handle (523) on second lead screw (522), and be equipped with horizontal linear guide (517) on horizontal diaphragm (51), be equipped with second slider (520) on slider (52), second slider (520) set up on horizontal linear guide (517), second auto-lock subassembly (8) include electro-magnet (81) and power (82), electro-magnet (81) set up at horizontal linear guide (517), power (82) link to each other with electro-magnet (81), be connected with control button (83) of control power (82) switch on and switch off on power (82).
9. A jack dynamic test system according to claim 1, wherein: be equipped with third lead screw (532) on the slider, be equipped with third bearing (531) on slider (53), third bearing (531) set up on third lead screw (532), be equipped with third handle (533) on third lead screw (532), and be equipped with linear guide (524) on slider (52), be equipped with third slider (530) on slider (53), third slider (530) set up on linear guide (524), third self-locking subassembly (9) include nut (91) and screw rod (92), nut (91) set up on third slider (530), screw rod (92) set up in nut (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710142815.7A CN106969927B (en) | 2017-03-10 | 2017-03-10 | Jack dynamic test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710142815.7A CN106969927B (en) | 2017-03-10 | 2017-03-10 | Jack dynamic test system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106969927A CN106969927A (en) | 2017-07-21 |
| CN106969927B true CN106969927B (en) | 2024-03-15 |
Family
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| CN108663639A (en) * | 2018-05-21 | 2018-10-16 | 安徽威迈光机电科技有限公司 | A kind of electromagnet suction measuring device |
| CN108663274A (en) * | 2018-07-31 | 2018-10-16 | 南通市通润汽车零部件有限公司 | The very heavy very useful three axis the static and dynamic experiment machine of one kind and test method |
| CN110220729A (en) * | 2019-06-12 | 2019-09-10 | 安徽通润汽车零部件有限公司 | The very heavy very useful decline of one kind follows test device |
| CN110779753B (en) * | 2019-12-12 | 2020-11-24 | 安徽青松工具有限公司 | Vehicle-mounted jack test equipment |
| CN113074978A (en) * | 2021-05-08 | 2021-07-06 | 嘉兴金诚汽配科技股份有限公司 | Horizontal jack dynamic load testing device with pawl safety device |
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